Grandstream
Grandstream GWN-MM-1G 1.25Gbps Multi-Mode SFP Fiber Transceiver, 550m
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High-Performance Fiber Connectivity for Enterprise Networks
Upgrade your network with the Grandstream GWN-MM-1G, a high-performance SFP transceiver module designed for reliable, high-speed fiber connectivity in enterprise environments. This module allows you to extend your network over long distances using multi-mode fiber, delivering a stable 1.25Gbps data rate for demanding applications. Its hot-pluggable design ensures you can add or remove the module without powering down your equipment, providing maximum uptime and flexibility for your network infrastructure.
Engineered for Reliability and Distance
The GWN-MM-1G is built to perform, supporting data transmission up to 550 meters over OM2 multi-mode fiber. It operates on a nominal wavelength of 850nm and features a duplex LC connector for a secure and robust connection. Engineered with low power consumption and excellent Electrostatic Discharge (ESD) protection, this module guarantees dependable operation and energy efficiency. Integrated Digital Diagnostic Monitoring (DDM) allows for real-time monitoring of key operational parameters, ensuring network stability and simplifying troubleshooting.
Seamless Integration and Compliance
Designed for broad compatibility, this SFP module adheres to key industry standards, including SFP MSA, IEEE 802.3z, and SFF-8472. This ensures seamless integration with a wide range of networking equipment. Its robust construction and compliance with FCC, CE, and FDA standards make it a trusted choice for building out or upgrading your fiber optic links.
Technical Specifications
| Fiber Mode | Multi-Mode Fiber |
| Data Rate | 1.25Gbps |
| Nominal Wavelength | 850nm |
| Max Transfer Distance | 50/125µm (OM2): 0.55km 62.5/125µm (OM1): 0.3km |
| Connector Type | Duplex LC |
| Digital Diagnostic Monitoring (DDM) | Yes |
| TX Power | -10 to -3dBm, ±3dB |
| RX Power | -18 to -3dBm, ±3dB |
| Max Power Consumption | 0.8W |
| Operating Voltage | 3.3V±0.3V |
| Operating Environment | Temperature: 0°C to 70°C Humidity: 5% to 85% |
| Storage Environment | Temperature: -40°C to 85°C |
| Standards Compliance | SFF-8472, SFP MSA, IEEE 802.3z, RoHS-6 |
| Certifications | FCC, CE, FDA |
Manufacturer Technical Data
| Product Spec Sheet |
 Download |
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Frequently Asked Questions
Answers to frequently asked questions
Does NexGen Computing conduct regular security audits?
Yes, we regularly conduct security audits and vulnerability assessments to identify and address potential security weaknesses, maintaining a high level of security and compliance with industry standards.
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We reserve the right to update or modify our policies at any time. Changes will be posted on our website, and your continued use of our products and services constitutes acceptance of any changes.
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For more information or assistance, please visit our website at www.nexgencomputing.co.za or contact us at support@nexgencomputing.co.za.
How does NexGen Computing handle shipping and delivery?
Orders are processed promptly, with delivery details provided at checkout. Tracking information will be emailed once your order ships.
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Refunds are typically issued for defective or incorrect items within 14 days of receipt. For detailed information, please refer to our Refund Policy.
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